diff options
Diffstat (limited to 'nexgb/res')
| -rw-r--r-- | nexgb/res/res.go | 1110 |
1 files changed, 1110 insertions, 0 deletions
diff --git a/nexgb/res/res.go b/nexgb/res/res.go new file mode 100644 index 0000000..0ad0389 --- /dev/null +++ b/nexgb/res/res.go @@ -0,0 +1,1110 @@ +// Package res is the X client API for the X-Resource extension. +package res + +// This file is automatically generated from res.xml. Edit at your peril! + +import ( + "github.com/BurntSushi/xgb" + + "github.com/BurntSushi/xgb/xproto" +) + +// Init must be called before using the X-Resource extension. +func Init(c *xgb.Conn) error { + reply, err := xproto.QueryExtension(c, 10, "X-Resource").Reply() + switch { + case err != nil: + return err + case !reply.Present: + return xgb.Errorf("No extension named X-Resource could be found on on the server.") + } + + c.ExtLock.Lock() + c.Extensions["X-Resource"] = reply.MajorOpcode + c.ExtLock.Unlock() + for evNum, fun := range xgb.NewExtEventFuncs["X-Resource"] { + xgb.NewEventFuncs[int(reply.FirstEvent)+evNum] = fun + } + for errNum, fun := range xgb.NewExtErrorFuncs["X-Resource"] { + xgb.NewErrorFuncs[int(reply.FirstError)+errNum] = fun + } + return nil +} + +func init() { + xgb.NewExtEventFuncs["X-Resource"] = make(map[int]xgb.NewEventFun) + xgb.NewExtErrorFuncs["X-Resource"] = make(map[int]xgb.NewErrorFun) +} + +type Client struct { + ResourceBase uint32 + ResourceMask uint32 +} + +// ClientRead reads a byte slice into a Client value. +func ClientRead(buf []byte, v *Client) int { + b := 0 + + v.ResourceBase = xgb.Get32(buf[b:]) + b += 4 + + v.ResourceMask = xgb.Get32(buf[b:]) + b += 4 + + return b +} + +// ClientReadList reads a byte slice into a list of Client values. +func ClientReadList(buf []byte, dest []Client) int { + b := 0 + for i := 0; i < len(dest); i++ { + dest[i] = Client{} + b += ClientRead(buf[b:], &dest[i]) + } + return xgb.Pad(b) +} + +// Bytes writes a Client value to a byte slice. +func (v Client) Bytes() []byte { + buf := make([]byte, 8) + b := 0 + + xgb.Put32(buf[b:], v.ResourceBase) + b += 4 + + xgb.Put32(buf[b:], v.ResourceMask) + b += 4 + + return buf[:b] +} + +// ClientListBytes writes a list of Client values to a byte slice. +func ClientListBytes(buf []byte, list []Client) int { + b := 0 + var structBytes []byte + for _, item := range list { + structBytes = item.Bytes() + copy(buf[b:], structBytes) + b += len(structBytes) + } + return xgb.Pad(b) +} + +const ( + ClientIdMaskClientXID = 1 + ClientIdMaskLocalClientPID = 2 +) + +type ClientIdSpec struct { + Client uint32 + Mask uint32 +} + +// ClientIdSpecRead reads a byte slice into a ClientIdSpec value. +func ClientIdSpecRead(buf []byte, v *ClientIdSpec) int { + b := 0 + + v.Client = xgb.Get32(buf[b:]) + b += 4 + + v.Mask = xgb.Get32(buf[b:]) + b += 4 + + return b +} + +// ClientIdSpecReadList reads a byte slice into a list of ClientIdSpec values. +func ClientIdSpecReadList(buf []byte, dest []ClientIdSpec) int { + b := 0 + for i := 0; i < len(dest); i++ { + dest[i] = ClientIdSpec{} + b += ClientIdSpecRead(buf[b:], &dest[i]) + } + return xgb.Pad(b) +} + +// Bytes writes a ClientIdSpec value to a byte slice. +func (v ClientIdSpec) Bytes() []byte { + buf := make([]byte, 8) + b := 0 + + xgb.Put32(buf[b:], v.Client) + b += 4 + + xgb.Put32(buf[b:], v.Mask) + b += 4 + + return buf[:b] +} + +// ClientIdSpecListBytes writes a list of ClientIdSpec values to a byte slice. +func ClientIdSpecListBytes(buf []byte, list []ClientIdSpec) int { + b := 0 + var structBytes []byte + for _, item := range list { + structBytes = item.Bytes() + copy(buf[b:], structBytes) + b += len(structBytes) + } + return xgb.Pad(b) +} + +type ClientIdValue struct { + Spec ClientIdSpec + Length uint32 + Value []uint32 // size: xgb.Pad((int(Length) * 4)) +} + +// ClientIdValueRead reads a byte slice into a ClientIdValue value. +func ClientIdValueRead(buf []byte, v *ClientIdValue) int { + b := 0 + + v.Spec = ClientIdSpec{} + b += ClientIdSpecRead(buf[b:], &v.Spec) + + v.Length = xgb.Get32(buf[b:]) + b += 4 + + v.Value = make([]uint32, v.Length) + for i := 0; i < int(v.Length); i++ { + v.Value[i] = xgb.Get32(buf[b:]) + b += 4 + } + + return b +} + +// ClientIdValueReadList reads a byte slice into a list of ClientIdValue values. +func ClientIdValueReadList(buf []byte, dest []ClientIdValue) int { + b := 0 + for i := 0; i < len(dest); i++ { + dest[i] = ClientIdValue{} + b += ClientIdValueRead(buf[b:], &dest[i]) + } + return xgb.Pad(b) +} + +// Bytes writes a ClientIdValue value to a byte slice. +func (v ClientIdValue) Bytes() []byte { + buf := make([]byte, (12 + xgb.Pad((int(v.Length) * 4)))) + b := 0 + + { + structBytes := v.Spec.Bytes() + copy(buf[b:], structBytes) + b += len(structBytes) + } + + xgb.Put32(buf[b:], v.Length) + b += 4 + + for i := 0; i < int(v.Length); i++ { + xgb.Put32(buf[b:], v.Value[i]) + b += 4 + } + + return buf[:b] +} + +// ClientIdValueListBytes writes a list of ClientIdValue values to a byte slice. +func ClientIdValueListBytes(buf []byte, list []ClientIdValue) int { + b := 0 + var structBytes []byte + for _, item := range list { + structBytes = item.Bytes() + copy(buf[b:], structBytes) + b += len(structBytes) + } + return xgb.Pad(b) +} + +// ClientIdValueListSize computes the size (bytes) of a list of ClientIdValue values. +func ClientIdValueListSize(list []ClientIdValue) int { + size := 0 + for _, item := range list { + size += (12 + xgb.Pad((int(item.Length) * 4))) + } + return size +} + +type ResourceIdSpec struct { + Resource uint32 + Type uint32 +} + +// ResourceIdSpecRead reads a byte slice into a ResourceIdSpec value. +func ResourceIdSpecRead(buf []byte, v *ResourceIdSpec) int { + b := 0 + + v.Resource = xgb.Get32(buf[b:]) + b += 4 + + v.Type = xgb.Get32(buf[b:]) + b += 4 + + return b +} + +// ResourceIdSpecReadList reads a byte slice into a list of ResourceIdSpec values. +func ResourceIdSpecReadList(buf []byte, dest []ResourceIdSpec) int { + b := 0 + for i := 0; i < len(dest); i++ { + dest[i] = ResourceIdSpec{} + b += ResourceIdSpecRead(buf[b:], &dest[i]) + } + return xgb.Pad(b) +} + +// Bytes writes a ResourceIdSpec value to a byte slice. +func (v ResourceIdSpec) Bytes() []byte { + buf := make([]byte, 8) + b := 0 + + xgb.Put32(buf[b:], v.Resource) + b += 4 + + xgb.Put32(buf[b:], v.Type) + b += 4 + + return buf[:b] +} + +// ResourceIdSpecListBytes writes a list of ResourceIdSpec values to a byte slice. +func ResourceIdSpecListBytes(buf []byte, list []ResourceIdSpec) int { + b := 0 + var structBytes []byte + for _, item := range list { + structBytes = item.Bytes() + copy(buf[b:], structBytes) + b += len(structBytes) + } + return xgb.Pad(b) +} + +type ResourceSizeSpec struct { + Spec ResourceIdSpec + Bytes_ uint32 + RefCount uint32 + UseCount uint32 +} + +// ResourceSizeSpecRead reads a byte slice into a ResourceSizeSpec value. +func ResourceSizeSpecRead(buf []byte, v *ResourceSizeSpec) int { + b := 0 + + v.Spec = ResourceIdSpec{} + b += ResourceIdSpecRead(buf[b:], &v.Spec) + + v.Bytes_ = xgb.Get32(buf[b:]) + b += 4 + + v.RefCount = xgb.Get32(buf[b:]) + b += 4 + + v.UseCount = xgb.Get32(buf[b:]) + b += 4 + + return b +} + +// ResourceSizeSpecReadList reads a byte slice into a list of ResourceSizeSpec values. +func ResourceSizeSpecReadList(buf []byte, dest []ResourceSizeSpec) int { + b := 0 + for i := 0; i < len(dest); i++ { + dest[i] = ResourceSizeSpec{} + b += ResourceSizeSpecRead(buf[b:], &dest[i]) + } + return xgb.Pad(b) +} + +// Bytes writes a ResourceSizeSpec value to a byte slice. +func (v ResourceSizeSpec) Bytes() []byte { + buf := make([]byte, 20) + b := 0 + + { + structBytes := v.Spec.Bytes() + copy(buf[b:], structBytes) + b += len(structBytes) + } + + xgb.Put32(buf[b:], v.Bytes_) + b += 4 + + xgb.Put32(buf[b:], v.RefCount) + b += 4 + + xgb.Put32(buf[b:], v.UseCount) + b += 4 + + return buf[:b] +} + +// ResourceSizeSpecListBytes writes a list of ResourceSizeSpec values to a byte slice. +func ResourceSizeSpecListBytes(buf []byte, list []ResourceSizeSpec) int { + b := 0 + var structBytes []byte + for _, item := range list { + structBytes = item.Bytes() + copy(buf[b:], structBytes) + b += len(structBytes) + } + return xgb.Pad(b) +} + +type ResourceSizeValue struct { + Size ResourceSizeSpec + NumCrossReferences uint32 + CrossReferences []ResourceSizeSpec // size: xgb.Pad((int(NumCrossReferences) * 20)) +} + +// ResourceSizeValueRead reads a byte slice into a ResourceSizeValue value. +func ResourceSizeValueRead(buf []byte, v *ResourceSizeValue) int { + b := 0 + + v.Size = ResourceSizeSpec{} + b += ResourceSizeSpecRead(buf[b:], &v.Size) + + v.NumCrossReferences = xgb.Get32(buf[b:]) + b += 4 + + v.CrossReferences = make([]ResourceSizeSpec, v.NumCrossReferences) + b += ResourceSizeSpecReadList(buf[b:], v.CrossReferences) + + return b +} + +// ResourceSizeValueReadList reads a byte slice into a list of ResourceSizeValue values. +func ResourceSizeValueReadList(buf []byte, dest []ResourceSizeValue) int { + b := 0 + for i := 0; i < len(dest); i++ { + dest[i] = ResourceSizeValue{} + b += ResourceSizeValueRead(buf[b:], &dest[i]) + } + return xgb.Pad(b) +} + +// Bytes writes a ResourceSizeValue value to a byte slice. +func (v ResourceSizeValue) Bytes() []byte { + buf := make([]byte, (24 + xgb.Pad((int(v.NumCrossReferences) * 20)))) + b := 0 + + { + structBytes := v.Size.Bytes() + copy(buf[b:], structBytes) + b += len(structBytes) + } + + xgb.Put32(buf[b:], v.NumCrossReferences) + b += 4 + + b += ResourceSizeSpecListBytes(buf[b:], v.CrossReferences) + + return buf[:b] +} + +// ResourceSizeValueListBytes writes a list of ResourceSizeValue values to a byte slice. +func ResourceSizeValueListBytes(buf []byte, list []ResourceSizeValue) int { + b := 0 + var structBytes []byte + for _, item := range list { + structBytes = item.Bytes() + copy(buf[b:], structBytes) + b += len(structBytes) + } + return xgb.Pad(b) +} + +// ResourceSizeValueListSize computes the size (bytes) of a list of ResourceSizeValue values. +func ResourceSizeValueListSize(list []ResourceSizeValue) int { + size := 0 + for _, item := range list { + size += (24 + xgb.Pad((int(item.NumCrossReferences) * 20))) + } + return size +} + +type Type struct { + ResourceType xproto.Atom + Count uint32 +} + +// TypeRead reads a byte slice into a Type value. +func TypeRead(buf []byte, v *Type) int { + b := 0 + + v.ResourceType = xproto.Atom(xgb.Get32(buf[b:])) + b += 4 + + v.Count = xgb.Get32(buf[b:]) + b += 4 + + return b +} + +// TypeReadList reads a byte slice into a list of Type values. +func TypeReadList(buf []byte, dest []Type) int { + b := 0 + for i := 0; i < len(dest); i++ { + dest[i] = Type{} + b += TypeRead(buf[b:], &dest[i]) + } + return xgb.Pad(b) +} + +// Bytes writes a Type value to a byte slice. +func (v Type) Bytes() []byte { + buf := make([]byte, 8) + b := 0 + + xgb.Put32(buf[b:], uint32(v.ResourceType)) + b += 4 + + xgb.Put32(buf[b:], v.Count) + b += 4 + + return buf[:b] +} + +// TypeListBytes writes a list of Type values to a byte slice. +func TypeListBytes(buf []byte, list []Type) int { + b := 0 + var structBytes []byte + for _, item := range list { + structBytes = item.Bytes() + copy(buf[b:], structBytes) + b += len(structBytes) + } + return xgb.Pad(b) +} + +// Skipping definition for base type 'Bool' + +// Skipping definition for base type 'Byte' + +// Skipping definition for base type 'Card8' + +// Skipping definition for base type 'Char' + +// Skipping definition for base type 'Void' + +// Skipping definition for base type 'Double' + +// Skipping definition for base type 'Float' + +// Skipping definition for base type 'Int16' + +// Skipping definition for base type 'Int32' + +// Skipping definition for base type 'Int8' + +// Skipping definition for base type 'Card16' + +// Skipping definition for base type 'Card32' + +// QueryClientIdsCookie is a cookie used only for QueryClientIds requests. +type QueryClientIdsCookie struct { + *xgb.Cookie +} + +// QueryClientIds sends a checked request. +// If an error occurs, it will be returned with the reply by calling QueryClientIdsCookie.Reply() +func QueryClientIds(c *xgb.Conn, NumSpecs uint32, Specs []ClientIdSpec) QueryClientIdsCookie { + c.ExtLock.RLock() + defer c.ExtLock.RUnlock() + if _, ok := c.Extensions["X-Resource"]; !ok { + panic("Cannot issue request 'QueryClientIds' using the uninitialized extension 'X-Resource'. res.Init(connObj) must be called first.") + } + cookie := c.NewCookie(true, true) + c.NewRequest(queryClientIdsRequest(c, NumSpecs, Specs), cookie) + return QueryClientIdsCookie{cookie} +} + +// QueryClientIdsUnchecked sends an unchecked request. +// If an error occurs, it can only be retrieved using xgb.WaitForEvent or xgb.PollForEvent. +func QueryClientIdsUnchecked(c *xgb.Conn, NumSpecs uint32, Specs []ClientIdSpec) QueryClientIdsCookie { + c.ExtLock.RLock() + defer c.ExtLock.RUnlock() + if _, ok := c.Extensions["X-Resource"]; !ok { + panic("Cannot issue request 'QueryClientIds' using the uninitialized extension 'X-Resource'. res.Init(connObj) must be called first.") + } + cookie := c.NewCookie(false, true) + c.NewRequest(queryClientIdsRequest(c, NumSpecs, Specs), cookie) + return QueryClientIdsCookie{cookie} +} + +// QueryClientIdsReply represents the data returned from a QueryClientIds request. +type QueryClientIdsReply struct { + Sequence uint16 // sequence number of the request for this reply + Length uint32 // number of bytes in this reply + // padding: 1 bytes + NumIds uint32 + // padding: 20 bytes + Ids []ClientIdValue // size: ClientIdValueListSize(Ids) +} + +// Reply blocks and returns the reply data for a QueryClientIds request. +func (cook QueryClientIdsCookie) Reply() (*QueryClientIdsReply, error) { + buf, err := cook.Cookie.Reply() + if err != nil { + return nil, err + } + if buf == nil { + return nil, nil + } + return queryClientIdsReply(buf), nil +} + +// queryClientIdsReply reads a byte slice into a QueryClientIdsReply value. +func queryClientIdsReply(buf []byte) *QueryClientIdsReply { + v := new(QueryClientIdsReply) + b := 1 // skip reply determinant + + b += 1 // padding + + v.Sequence = xgb.Get16(buf[b:]) + b += 2 + + v.Length = xgb.Get32(buf[b:]) // 4-byte units + b += 4 + + v.NumIds = xgb.Get32(buf[b:]) + b += 4 + + b += 20 // padding + + v.Ids = make([]ClientIdValue, v.NumIds) + b += ClientIdValueReadList(buf[b:], v.Ids) + + return v +} + +// Write request to wire for QueryClientIds +// queryClientIdsRequest writes a QueryClientIds request to a byte slice. +func queryClientIdsRequest(c *xgb.Conn, NumSpecs uint32, Specs []ClientIdSpec) []byte { + size := xgb.Pad((8 + xgb.Pad((int(NumSpecs) * 8)))) + b := 0 + buf := make([]byte, size) + + c.ExtLock.RLock() + buf[b] = c.Extensions["X-Resource"] + c.ExtLock.RUnlock() + b += 1 + + buf[b] = 4 // request opcode + b += 1 + + xgb.Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units + b += 2 + + xgb.Put32(buf[b:], NumSpecs) + b += 4 + + b += ClientIdSpecListBytes(buf[b:], Specs) + + return buf +} + +// QueryClientPixmapBytesCookie is a cookie used only for QueryClientPixmapBytes requests. +type QueryClientPixmapBytesCookie struct { + *xgb.Cookie +} + +// QueryClientPixmapBytes sends a checked request. +// If an error occurs, it will be returned with the reply by calling QueryClientPixmapBytesCookie.Reply() +func QueryClientPixmapBytes(c *xgb.Conn, Xid uint32) QueryClientPixmapBytesCookie { + c.ExtLock.RLock() + defer c.ExtLock.RUnlock() + if _, ok := c.Extensions["X-Resource"]; !ok { + panic("Cannot issue request 'QueryClientPixmapBytes' using the uninitialized extension 'X-Resource'. res.Init(connObj) must be called first.") + } + cookie := c.NewCookie(true, true) + c.NewRequest(queryClientPixmapBytesRequest(c, Xid), cookie) + return QueryClientPixmapBytesCookie{cookie} +} + +// QueryClientPixmapBytesUnchecked sends an unchecked request. +// If an error occurs, it can only be retrieved using xgb.WaitForEvent or xgb.PollForEvent. +func QueryClientPixmapBytesUnchecked(c *xgb.Conn, Xid uint32) QueryClientPixmapBytesCookie { + c.ExtLock.RLock() + defer c.ExtLock.RUnlock() + if _, ok := c.Extensions["X-Resource"]; !ok { + panic("Cannot issue request 'QueryClientPixmapBytes' using the uninitialized extension 'X-Resource'. res.Init(connObj) must be called first.") + } + cookie := c.NewCookie(false, true) + c.NewRequest(queryClientPixmapBytesRequest(c, Xid), cookie) + return QueryClientPixmapBytesCookie{cookie} +} + +// QueryClientPixmapBytesReply represents the data returned from a QueryClientPixmapBytes request. +type QueryClientPixmapBytesReply struct { + Sequence uint16 // sequence number of the request for this reply + Length uint32 // number of bytes in this reply + // padding: 1 bytes + Bytes_ uint32 + BytesOverflow uint32 +} + +// Reply blocks and returns the reply data for a QueryClientPixmapBytes request. +func (cook QueryClientPixmapBytesCookie) Reply() (*QueryClientPixmapBytesReply, error) { + buf, err := cook.Cookie.Reply() + if err != nil { + return nil, err + } + if buf == nil { + return nil, nil + } + return queryClientPixmapBytesReply(buf), nil +} + +// queryClientPixmapBytesReply reads a byte slice into a QueryClientPixmapBytesReply value. +func queryClientPixmapBytesReply(buf []byte) *QueryClientPixmapBytesReply { + v := new(QueryClientPixmapBytesReply) + b := 1 // skip reply determinant + + b += 1 // padding + + v.Sequence = xgb.Get16(buf[b:]) + b += 2 + + v.Length = xgb.Get32(buf[b:]) // 4-byte units + b += 4 + + v.Bytes_ = xgb.Get32(buf[b:]) + b += 4 + + v.BytesOverflow = xgb.Get32(buf[b:]) + b += 4 + + return v +} + +// Write request to wire for QueryClientPixmapBytes +// queryClientPixmapBytesRequest writes a QueryClientPixmapBytes request to a byte slice. +func queryClientPixmapBytesRequest(c *xgb.Conn, Xid uint32) []byte { + size := 8 + b := 0 + buf := make([]byte, size) + + c.ExtLock.RLock() + buf[b] = c.Extensions["X-Resource"] + c.ExtLock.RUnlock() + b += 1 + + buf[b] = 3 // request opcode + b += 1 + + xgb.Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units + b += 2 + + xgb.Put32(buf[b:], Xid) + b += 4 + + return buf +} + +// QueryClientResourcesCookie is a cookie used only for QueryClientResources requests. +type QueryClientResourcesCookie struct { + *xgb.Cookie +} + +// QueryClientResources sends a checked request. +// If an error occurs, it will be returned with the reply by calling QueryClientResourcesCookie.Reply() +func QueryClientResources(c *xgb.Conn, Xid uint32) QueryClientResourcesCookie { + c.ExtLock.RLock() + defer c.ExtLock.RUnlock() + if _, ok := c.Extensions["X-Resource"]; !ok { + panic("Cannot issue request 'QueryClientResources' using the uninitialized extension 'X-Resource'. res.Init(connObj) must be called first.") + } + cookie := c.NewCookie(true, true) + c.NewRequest(queryClientResourcesRequest(c, Xid), cookie) + return QueryClientResourcesCookie{cookie} +} + +// QueryClientResourcesUnchecked sends an unchecked request. +// If an error occurs, it can only be retrieved using xgb.WaitForEvent or xgb.PollForEvent. +func QueryClientResourcesUnchecked(c *xgb.Conn, Xid uint32) QueryClientResourcesCookie { + c.ExtLock.RLock() + defer c.ExtLock.RUnlock() + if _, ok := c.Extensions["X-Resource"]; !ok { + panic("Cannot issue request 'QueryClientResources' using the uninitialized extension 'X-Resource'. res.Init(connObj) must be called first.") + } + cookie := c.NewCookie(false, true) + c.NewRequest(queryClientResourcesRequest(c, Xid), cookie) + return QueryClientResourcesCookie{cookie} +} + +// QueryClientResourcesReply represents the data returned from a QueryClientResources request. +type QueryClientResourcesReply struct { + Sequence uint16 // sequence number of the request for this reply + Length uint32 // number of bytes in this reply + // padding: 1 bytes + NumTypes uint32 + // padding: 20 bytes + Types []Type // size: xgb.Pad((int(NumTypes) * 8)) +} + +// Reply blocks and returns the reply data for a QueryClientResources request. +func (cook QueryClientResourcesCookie) Reply() (*QueryClientResourcesReply, error) { + buf, err := cook.Cookie.Reply() + if err != nil { + return nil, err + } + if buf == nil { + return nil, nil + } + return queryClientResourcesReply(buf), nil +} + +// queryClientResourcesReply reads a byte slice into a QueryClientResourcesReply value. +func queryClientResourcesReply(buf []byte) *QueryClientResourcesReply { + v := new(QueryClientResourcesReply) + b := 1 // skip reply determinant + + b += 1 // padding + + v.Sequence = xgb.Get16(buf[b:]) + b += 2 + + v.Length = xgb.Get32(buf[b:]) // 4-byte units + b += 4 + + v.NumTypes = xgb.Get32(buf[b:]) + b += 4 + + b += 20 // padding + + v.Types = make([]Type, v.NumTypes) + b += TypeReadList(buf[b:], v.Types) + + return v +} + +// Write request to wire for QueryClientResources +// queryClientResourcesRequest writes a QueryClientResources request to a byte slice. +func queryClientResourcesRequest(c *xgb.Conn, Xid uint32) []byte { + size := 8 + b := 0 + buf := make([]byte, size) + + c.ExtLock.RLock() + buf[b] = c.Extensions["X-Resource"] + c.ExtLock.RUnlock() + b += 1 + + buf[b] = 2 // request opcode + b += 1 + + xgb.Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units + b += 2 + + xgb.Put32(buf[b:], Xid) + b += 4 + + return buf +} + +// QueryClientsCookie is a cookie used only for QueryClients requests. +type QueryClientsCookie struct { + *xgb.Cookie +} + +// QueryClients sends a checked request. +// If an error occurs, it will be returned with the reply by calling QueryClientsCookie.Reply() +func QueryClients(c *xgb.Conn) QueryClientsCookie { + c.ExtLock.RLock() + defer c.ExtLock.RUnlock() + if _, ok := c.Extensions["X-Resource"]; !ok { + panic("Cannot issue request 'QueryClients' using the uninitialized extension 'X-Resource'. res.Init(connObj) must be called first.") + } + cookie := c.NewCookie(true, true) + c.NewRequest(queryClientsRequest(c), cookie) + return QueryClientsCookie{cookie} +} + +// QueryClientsUnchecked sends an unchecked request. +// If an error occurs, it can only be retrieved using xgb.WaitForEvent or xgb.PollForEvent. +func QueryClientsUnchecked(c *xgb.Conn) QueryClientsCookie { + c.ExtLock.RLock() + defer c.ExtLock.RUnlock() + if _, ok := c.Extensions["X-Resource"]; !ok { + panic("Cannot issue request 'QueryClients' using the uninitialized extension 'X-Resource'. res.Init(connObj) must be called first.") + } + cookie := c.NewCookie(false, true) + c.NewRequest(queryClientsRequest(c), cookie) + return QueryClientsCookie{cookie} +} + +// QueryClientsReply represents the data returned from a QueryClients request. +type QueryClientsReply struct { + Sequence uint16 // sequence number of the request for this reply + Length uint32 // number of bytes in this reply + // padding: 1 bytes + NumClients uint32 + // padding: 20 bytes + Clients []Client // size: xgb.Pad((int(NumClients) * 8)) +} + +// Reply blocks and returns the reply data for a QueryClients request. +func (cook QueryClientsCookie) Reply() (*QueryClientsReply, error) { + buf, err := cook.Cookie.Reply() + if err != nil { + return nil, err + } + if buf == nil { + return nil, nil + } + return queryClientsReply(buf), nil +} + +// queryClientsReply reads a byte slice into a QueryClientsReply value. +func queryClientsReply(buf []byte) *QueryClientsReply { + v := new(QueryClientsReply) + b := 1 // skip reply determinant + + b += 1 // padding + + v.Sequence = xgb.Get16(buf[b:]) + b += 2 + + v.Length = xgb.Get32(buf[b:]) // 4-byte units + b += 4 + + v.NumClients = xgb.Get32(buf[b:]) + b += 4 + + b += 20 // padding + + v.Clients = make([]Client, v.NumClients) + b += ClientReadList(buf[b:], v.Clients) + + return v +} + +// Write request to wire for QueryClients +// queryClientsRequest writes a QueryClients request to a byte slice. +func queryClientsRequest(c *xgb.Conn) []byte { + size := 4 + b := 0 + buf := make([]byte, size) + + c.ExtLock.RLock() + buf[b] = c.Extensions["X-Resource"] + c.ExtLock.RUnlock() + b += 1 + + buf[b] = 1 // request opcode + b += 1 + + xgb.Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units + b += 2 + + return buf +} + +// QueryResourceBytesCookie is a cookie used only for QueryResourceBytes requests. +type QueryResourceBytesCookie struct { + *xgb.Cookie +} + +// QueryResourceBytes sends a checked request. +// If an error occurs, it will be returned with the reply by calling QueryResourceBytesCookie.Reply() +func QueryResourceBytes(c *xgb.Conn, Client uint32, NumSpecs uint32, Specs []ResourceIdSpec) QueryResourceBytesCookie { + c.ExtLock.RLock() + defer c.ExtLock.RUnlock() + if _, ok := c.Extensions["X-Resource"]; !ok { + panic("Cannot issue request 'QueryResourceBytes' using the uninitialized extension 'X-Resource'. res.Init(connObj) must be called first.") + } + cookie := c.NewCookie(true, true) + c.NewRequest(queryResourceBytesRequest(c, Client, NumSpecs, Specs), cookie) + return QueryResourceBytesCookie{cookie} +} + +// QueryResourceBytesUnchecked sends an unchecked request. +// If an error occurs, it can only be retrieved using xgb.WaitForEvent or xgb.PollForEvent. +func QueryResourceBytesUnchecked(c *xgb.Conn, Client uint32, NumSpecs uint32, Specs []ResourceIdSpec) QueryResourceBytesCookie { + c.ExtLock.RLock() + defer c.ExtLock.RUnlock() + if _, ok := c.Extensions["X-Resource"]; !ok { + panic("Cannot issue request 'QueryResourceBytes' using the uninitialized extension 'X-Resource'. res.Init(connObj) must be called first.") + } + cookie := c.NewCookie(false, true) + c.NewRequest(queryResourceBytesRequest(c, Client, NumSpecs, Specs), cookie) + return QueryResourceBytesCookie{cookie} +} + +// QueryResourceBytesReply represents the data returned from a QueryResourceBytes request. +type QueryResourceBytesReply struct { + Sequence uint16 // sequence number of the request for this reply + Length uint32 // number of bytes in this reply + // padding: 1 bytes + NumSizes uint32 + // padding: 20 bytes + Sizes []ResourceSizeValue // size: ResourceSizeValueListSize(Sizes) +} + +// Reply blocks and returns the reply data for a QueryResourceBytes request. +func (cook QueryResourceBytesCookie) Reply() (*QueryResourceBytesReply, error) { + buf, err := cook.Cookie.Reply() + if err != nil { + return nil, err + } + if buf == nil { + return nil, nil + } + return queryResourceBytesReply(buf), nil +} + +// queryResourceBytesReply reads a byte slice into a QueryResourceBytesReply value. +func queryResourceBytesReply(buf []byte) *QueryResourceBytesReply { + v := new(QueryResourceBytesReply) + b := 1 // skip reply determinant + + b += 1 // padding + + v.Sequence = xgb.Get16(buf[b:]) + b += 2 + + v.Length = xgb.Get32(buf[b:]) // 4-byte units + b += 4 + + v.NumSizes = xgb.Get32(buf[b:]) + b += 4 + + b += 20 // padding + + v.Sizes = make([]ResourceSizeValue, v.NumSizes) + b += ResourceSizeValueReadList(buf[b:], v.Sizes) + + return v +} + +// Write request to wire for QueryResourceBytes +// queryResourceBytesRequest writes a QueryResourceBytes request to a byte slice. +func queryResourceBytesRequest(c *xgb.Conn, Client uint32, NumSpecs uint32, Specs []ResourceIdSpec) []byte { + size := xgb.Pad((12 + xgb.Pad((int(NumSpecs) * 8)))) + b := 0 + buf := make([]byte, size) + + c.ExtLock.RLock() + buf[b] = c.Extensions["X-Resource"] + c.ExtLock.RUnlock() + b += 1 + + buf[b] = 5 // request opcode + b += 1 + + xgb.Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units + b += 2 + + xgb.Put32(buf[b:], Client) + b += 4 + + xgb.Put32(buf[b:], NumSpecs) + b += 4 + + b += ResourceIdSpecListBytes(buf[b:], Specs) + + return buf +} + +// QueryVersionCookie is a cookie used only for QueryVersion requests. +type QueryVersionCookie struct { + *xgb.Cookie +} + +// QueryVersion sends a checked request. +// If an error occurs, it will be returned with the reply by calling QueryVersionCookie.Reply() +func QueryVersion(c *xgb.Conn, ClientMajor byte, ClientMinor byte) QueryVersionCookie { + c.ExtLock.RLock() + defer c.ExtLock.RUnlock() + if _, ok := c.Extensions["X-Resource"]; !ok { + panic("Cannot issue request 'QueryVersion' using the uninitialized extension 'X-Resource'. res.Init(connObj) must be called first.") + } + cookie := c.NewCookie(true, true) + c.NewRequest(queryVersionRequest(c, ClientMajor, ClientMinor), cookie) + return QueryVersionCookie{cookie} +} + +// QueryVersionUnchecked sends an unchecked request. +// If an error occurs, it can only be retrieved using xgb.WaitForEvent or xgb.PollForEvent. +func QueryVersionUnchecked(c *xgb.Conn, ClientMajor byte, ClientMinor byte) QueryVersionCookie { + c.ExtLock.RLock() + defer c.ExtLock.RUnlock() + if _, ok := c.Extensions["X-Resource"]; !ok { + panic("Cannot issue request 'QueryVersion' using the uninitialized extension 'X-Resource'. res.Init(connObj) must be called first.") + } + cookie := c.NewCookie(false, true) + c.NewRequest(queryVersionRequest(c, ClientMajor, ClientMinor), cookie) + return QueryVersionCookie{cookie} +} + +// QueryVersionReply represents the data returned from a QueryVersion request. +type QueryVersionReply struct { + Sequence uint16 // sequence number of the request for this reply + Length uint32 // number of bytes in this reply + // padding: 1 bytes + ServerMajor uint16 + ServerMinor uint16 +} + +// Reply blocks and returns the reply data for a QueryVersion request. +func (cook QueryVersionCookie) Reply() (*QueryVersionReply, error) { + buf, err := cook.Cookie.Reply() + if err != nil { + return nil, err + } + if buf == nil { + return nil, nil + } + return queryVersionReply(buf), nil +} + +// queryVersionReply reads a byte slice into a QueryVersionReply value. +func queryVersionReply(buf []byte) *QueryVersionReply { + v := new(QueryVersionReply) + b := 1 // skip reply determinant + + b += 1 // padding + + v.Sequence = xgb.Get16(buf[b:]) + b += 2 + + v.Length = xgb.Get32(buf[b:]) // 4-byte units + b += 4 + + v.ServerMajor = xgb.Get16(buf[b:]) + b += 2 + + v.ServerMinor = xgb.Get16(buf[b:]) + b += 2 + + return v +} + +// Write request to wire for QueryVersion +// queryVersionRequest writes a QueryVersion request to a byte slice. +func queryVersionRequest(c *xgb.Conn, ClientMajor byte, ClientMinor byte) []byte { + size := 8 + b := 0 + buf := make([]byte, size) + + c.ExtLock.RLock() + buf[b] = c.Extensions["X-Resource"] + c.ExtLock.RUnlock() + b += 1 + + buf[b] = 0 // request opcode + b += 1 + + xgb.Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units + b += 2 + + buf[b] = ClientMajor + b += 1 + + buf[b] = ClientMinor + b += 1 + + return buf +} |